Dr Oz: Should You Shampoo Daily? + How Often To Wash Your Jeans

Dr Oz: How Often Should You Wash Your Hair?

Dr Oz conducted a huge hygiene experiment to find out the truth about several controversial hygiene-related topics. First, because so many members of Oz nation hate having to constantly wash their hair in between styling it and getting ready, it was time to find out how often you really need to wash your hair. Dr Oz teamed up with a few members of Oz nation over at BuzzFeed who call themselves the Test Friends.